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Rapid:
Individual Calculations September 2021 |
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| Berdak, Leszek Total change: -6.80 | |   |
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| XXVII Solidarnosciowy Turniej Szachowy "SIERPIEN 2021" | Mielec | POL | 2021-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1486 | 1149 | 0.50 | 4 | -0.34 | 20 | -6.80 | |
|  Wozniak, Maciej | | | 1884 | POL | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Kucza, Slawomir | | | 1508 | POL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Peret, Ryszard | | | 1482 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Bobulski, Jan | | | 1069 | POL | 0.50 | 1 | -0.11 | 20 | -2.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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